run-tests: display the time it took to install Mercurial
It will help make people aware of this critical step and to assess the time it
takes in various options (like a CI run for example).
docutils
dulwich
# Needed by the release note tooling
fuzzywuzzy
keyring
pygit2
pygments
# Needed by the phabricator tests
pytest-vcr
# Need to list explicitly so dependency gets pulled in when
# not running on Windows.
pywin32-ctypes
windows-curses